body {
    margin: 0;
  }
  .join-room {
    max-width: 380px;
    margin: 0 auto;
    border-radius: 4px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    padding: 15px;
  }
  .join-room .logo {
    width: 70px;
  }
  .join-room input {
    box-sizing: border-box;
    margin: 0;
    padding: 4px 11px;
    color: rgba(0, 0, 0, 0.88);
    font-size: 14px;
    line-height: 1.5714285714;
    list-style: none;
    position: relative;
    display: inline-block;
    width: 100%;
    min-width: 0;
    background-color: #fff;
    background-image: none;
    border-width: 1px;
    border-style: solid;
    border-color: #d9d9d9;
    border-radius: 6px;
    transition: all 0.2s;
    margin-top: 15px;
  }
  .join-room .join-channel {
    color: #fff;
    background-color: #1677ff;
    box-shadow: 0 2px 0 rgba(5, 145, 255, 0.1);
    font-size: 14px;
    height: 32px;
    padding: 4px 15px;
    border-radius: 6px;
    outline: none;
    position: relative;
    display: inline-block;
    font-weight: 400;
    white-space: nowrap;
    text-align: center;
    background-image: none;
    border: 1px solid rgba(0, 0, 0, 0);
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.645, 0.045, 0.355, 1);
    -webkit-user-select: none;
    -moz-user-select: none;
    user-select: none;
    touch-action: manipulation;
    line-height: 1.5714285714;
    box-sizing: border-box;
    overflow: visible;
    margin-top: 10px;
  }
  .join-room .join-channel.disabled {
    background-color: #d9d9d9;
    box-shadow: none;
  }
  .room {
    padding-top: 100px;
  }
  .user-list {
    padding-top: 1rem;
    padding: 2.5rem;
    grid-gap: 1.25rem;
    gap: 1.25rem;
    flex: 1 1 0%;
    display: flex;
  }
  .user {
    border-style: solid;
    --un-border-opacity: 1;
    border-color: rgba(75, 85, 99, var(--un-border-opacity));
    border-width: 1px;
    box-sizing: border-box;
    width: 288px;
    height: 216px;
  }
  .user-name {
    --un-text-opacity: 1;
    color: rgba(255, 255, 255, var(--un-text-opacity));
    font-size: 0.875rem;
    line-height: 1.25rem;
    padding-left: 0.25rem;
    padding-right: 0.25rem;
    --un-bg-opacity: 1;
    background-color: rgba(0, 0, 0, var(--un-bg-opacity));
    grid-gap: 0.25rem;
    gap: 0.25rem;
    align-items: center;
    display: inline-flex;
    z-index: 2;
    bottom: 0;
    position: absolute;
    box-sizing: border-box;
  }
  .control {
    --un-text-opacity: 1;
    color: rgba(209, 213, 219, var(--un-text-opacity));
    padding-top: 0.75rem;
    padding-bottom: 0.75rem;
    padding-left: 1.5rem;
    padding-right: 1.5rem;
    --un-bg-opacity: 1;
    background-color: rgba(33, 36, 44, var(--un-bg-opacity));
    grid-gap: 0.75rem;
    gap: 0.75rem;
    justify-content: center;
    align-items: center;
    display: flex;
    position: absolute;
    bottom: 0px;
    width: 100%;
    box-sizing: border-box;
  }
  .left-control {
    padding-top: 0.75rem;
    padding-bottom: 0.75rem;
    padding-left: 1.5rem;
    padding-right: 1.5rem;
    grid-gap: 0.75rem;
    gap: 0.75rem;
    align-items: center;
    flex: 1 1 0%;
    display: flex;
    height: 100%;
  }
  .i-microphone {
    --un-icon: url("data:image/svg+xml;utf8,%3Csvg viewBox='0 0 24 24' width='1.2em' height='1.2em' xmlns='http://www.w3.org/2000/svg' %3E%3Cpath fill='currentColor' d='M12 2a3 3 0 0 1 3 3v6a3 3 0 0 1-3 3a3 3 0 0 1-3-3V5a3 3 0 0 1 3-3m7 9c0 3.53-2.61 6.44-6 6.93V21h-2v-3.07c-3.39-.49-6-3.4-6-6.93h2a5 5 0 0 0 5 5a5 5 0 0 0 5-5h2Z'/%3E%3C/svg%3E");
    -webkit-mask: var(--un-icon) no-repeat;
    mask: var(--un-icon) no-repeat;
    -webkit-mask-size: 100% 100%;
    mask-size: 100% 100%;
    background-color: currentColor;
    color: inherit;
    width: 1.2em;
    height: 1.2em;
    font-size: 1.2rem;
  }
  .i-microphone.off {
    opacity: 0.2;
  }
  .i-camera {
    --un-icon: url("data:image/svg+xml;utf8,%3Csvg viewBox='0 0 24 24' width='1.2em' height='1.2em' xmlns='http://www.w3.org/2000/svg' %3E%3Cpath fill='currentColor' d='M4 4h3l2-2h6l2 2h3a2 2 0 0 1 2 2v12a2 2 0 0 1-2 2H4a2 2 0 0 1-2-2V6a2 2 0 0 1 2-2m8 3a5 5 0 0 0-5 5a5 5 0 0 0 5 5a5 5 0 0 0 5-5a5 5 0 0 0-5-5m0 2a3 3 0 0 1 3 3a3 3 0 0 1-3 3a3 3 0 0 1-3-3a3 3 0 0 1 3-3Z'/%3E%3C/svg%3E");
    -webkit-mask: var(--un-icon) no-repeat;
    mask: var(--un-icon) no-repeat;
    -webkit-mask-size: 100% 100%;
    mask-size: 100% 100%;
    background-color: currentColor;
    color: inherit;
    width: 1.2em;
    height: 1.2em;
    font-size: 1.2rem;
  }
  .i-camera.off {
    opacity: 0.2;
  }
  .btn {
    display: inline-flex;
    flex-direction: column;
    background-color: rgba(0, 0, 0, 0);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 0.25rem;
    padding: 0.25rem 0.5rem;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    cursor: pointer;
    align-items: center;
    font-size: 0;
    color: inherit;
  }
  .btn-phone {
    border-radius: 0.55rem;
    padding: 0.5rem 4rem;
    color: #fff;
    background-color: #16a34a;
  }
  .btn-phone-active {
    background-color: #dc2626;
  }
  .btn .btn-phone {
    border-radius: 0.55rem;
    padding: 0.5rem 4rem;
    color: #fff;
    background-color: #16a34a;
  }
  .btn .btn-phone-active {
    background-color: #dc2626;
  }
  .i-phone-hangup {
    --un-icon: url("data:image/svg+xml;utf8,%3Csvg viewBox='0 0 24 24' width='1em' height='1em' xmlns='http://www.w3.org/2000/svg' %3E%3Cpath fill='currentColor' d='M12 9c-1.6 0-3.15.25-4.6.72v3.1c0 .4-.23.74-.56.9c-.98.49-1.87 1.12-2.67 1.85c-.17.18-.42.29-.67.29c-.3 0-.55-.12-.73-.3L.29 13.08a.99.99 0 0 1-.29-.7c0-.28.11-.53.29-.71C3.34 8.77 7.46 7 12 7c4.54 0 8.66 1.77 11.71 4.67c.18.18.29.43.29.71c0 .27-.11.52-.29.7l-2.48 2.48c-.18.18-.43.3-.73.3a.98.98 0 0 1-.68-.29c-.79-.73-1.68-1.36-2.66-1.85a.996.996 0 0 1-.56-.9v-3.1C15.15 9.25 13.6 9 12 9Z'/%3E%3C/svg%3E");
    -webkit-mask: var(--un-icon) no-repeat;
    mask: var(--un-icon) no-repeat;
    -webkit-mask-size: 100% 100%;
    mask-size: 100% 100%;
    background-color: currentColor;
    color: inherit;
    width: 1em;
    height: 1em;
    font-size: 1.2rem;
  }
  .i-phone {
    --un-icon: url("data:image/svg+xml;utf8,%3Csvg viewBox='0 0 24 24' width='1em' height='1em' xmlns='http://www.w3.org/2000/svg' %3E%3Cpath fill='currentColor' d='M6.62 10.79c1.44 2.83 3.76 5.15 6.59 6.59l2.2-2.2c.28-.28.67-.36 1.02-.25c1.12.37 2.32.57 3.57.57a1 1 0 0 1 1 1V20a1 1 0 0 1-1 1A17 17 0 0 1 3 4a1 1 0 0 1 1-1h3.5a1 1 0 0 1 1 1c0 1.25.2 2.45.57 3.57c.11.35.03.74-.25 1.02l-2.2 2.2Z'/%3E%3C/svg%3E");
    -webkit-mask: var(--un-icon) no-repeat;
    mask: var(--un-icon) no-repeat;
    -webkit-mask-size: 100% 100%;
    mask-size: 100% 100%;
    background-color: currentColor;
    color: inherit;
    width: 1em;
    height: 1em;
    font-size: 1.2rem;
  }
  